3 * (c) 1995 Microsoft Corporation. All rights reserved.
4 * Developed by hip communications inc.
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
9 #ifndef _INC_WIN32_PERL5
10 #define _INC_WIN32_PERL5
13 # define _WIN32_WINNT 0x0500 /* needed for CreateHardlink() etc. */
16 /* Win32 only optimizations for faster building */
17 #ifdef PERL_IS_MINIPERL
18 /* this macro will remove Winsock only on miniperl, PERL_IMPLICIT_SYS and
19 * makedef.pl create dependencies that will keep Winsock linked in even with
20 * this macro defined, even though sockets will be umimplemented from a script
23 # define WIN32_NO_SOCKETS
24 /* less I/O calls during each require */
25 # define PERL_DISABLE_PMC
27 /* unnecessery for miniperl to lookup anything from an "installed" perl */
28 # define WIN32_NO_REGISTRY
30 /* allow minitest to work */
31 # define PERL_TEXTMODE_SCRIPTS
34 #ifdef WIN32_NO_SOCKETS
36 # undef HAS_GETPROTOBYNAME
37 # undef HAS_GETPROTOBYNUMBER
38 # undef HAS_GETPROTOENT
39 # undef HAS_GETNETBYNAME
40 # undef HAS_GETNETBYADDR
42 # undef HAS_GETSERVBYNAME
43 # undef HAS_GETSERVBYPORT
44 # undef HAS_GETSERVENT
45 # undef HAS_GETHOSTBYNAME
46 # undef HAS_GETHOSTBYADDR
47 # undef HAS_GETHOSTENT
54 # define WIN32SCK_IS_STDSCK
57 #if defined(PERL_IMPLICIT_SYS)
58 # define DYNAMIC_ENV_FETCH
59 # define HAS_GETENV_LEN
60 # define prime_env_iter()
61 # define WIN32IO_IS_STDIO /* don't pull in custom stdio layer */
62 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
63 # ifdef PERL_GLOBAL_STRUCT
64 # error PERL_GLOBAL_STRUCT cannot be defined with PERL_IMPLICIT_SYS
69 # ifndef __int64 /* some versions seem to #define it already */
70 # define __int64 long long
72 # define Win32_Winsock
74 /* Mingw32 gcc -xc++ objects to __attribute((unused)) at least */
75 #undef PERL_UNUSED_DECL
76 #define PERL_UNUSED_DECL
81 /* Define DllExport akin to perl's EXT,
82 * If we are in the DLL then Export the symbol,
83 * otherwise import it.
86 /* now even GCC supports __declspec() */
87 /* miniperl has no reason to export anything */
88 #if defined(PERL_IS_MINIPERL) && !defined(UNDER_CE) && defined(_MSC_VER)
92 # define DllExport __declspec(dllexport)
94 # define DllExport __declspec(dllimport)
98 /* The Perl APIs can only be called directly inside the perl5xx.dll.
99 * All other code has to import them. By declaring them as "dllimport"
100 * we tell the compiler to generate an indirect call instruction and
101 * avoid redirection through a call thunk.
103 * The XS code in the re extension is special, in that it redefines
104 * core APIs locally, so don't mark them as "dllimport" because GCC
105 * cannot handle this situation.
107 #if !defined(PERLDLL) && !defined(PERL_EXT_RE_BUILD)
109 # define PERL_CALLCONV extern "C" __declspec(dllimport)
111 # define PERL_CALLCONV_NO_RET extern "C" __declspec(dllimport) __declspec(noreturn)
114 # define PERL_CALLCONV __declspec(dllimport)
116 # define PERL_CALLCONV_NO_RET __declspec(dllimport) __declspec(noreturn)
119 #else /* MSVC noreturn support inside the interp */
121 # define PERL_CALLCONV_NO_RET __declspec(noreturn)
126 # define PERL_STATIC_NO_RET __declspec(noreturn) static
127 # define PERL_STATIC_INLINE_NO_RET __declspec(noreturn) PERL_STATIC_INLINE
130 #define WIN32_LEAN_AND_MEAN
134 * Bug in winbase.h in mingw-w64 4.4.0-1 at least... they
135 * do #define GetEnvironmentStringsA GetEnvironmentStrings and fail
136 * to declare GetEnvironmentStringsA.
138 #if defined(__MINGW64__) && defined(GetEnvironmentStringsA) && !defined(UNICODE)
142 #undef GetEnvironmentStringsA
143 WINBASEAPI LPCH WINAPI GetEnvironmentStringsA(VOID);
144 #define GetEnvironmentStrings GetEnvironmentStringsA
150 #ifdef WIN32_LEAN_AND_MEAN /* C file is NOT a Perl5 original. */
151 #define CONTEXT PERL_CONTEXT /* Avoid conflict of CONTEXT defs. */
152 #endif /*WIN32_LEAN_AND_MEAN */
154 #ifndef TLS_OUT_OF_INDEXES
155 #define TLS_OUT_OF_INDEXES (DWORD)0xFFFFFFFF
182 char sysname[SYS_NMLN];
183 char nodename[SYS_NMLN];
184 char release[SYS_NMLN];
185 char version[SYS_NMLN];
186 char machine[SYS_NMLN];
189 #ifndef START_EXTERN_C
192 # define START_EXTERN_C extern "C" {
193 # define END_EXTERN_C }
194 # define EXTERN_C extern "C"
196 # define START_EXTERN_C
197 # define END_EXTERN_C
203 #define DOSISH 1 /* no escaping our roots */
204 #define OP_BINARY O_BINARY /* mistake in in pp_sys.c? */
206 /* read() and write() aren't transparent for socket handles */
207 #ifndef WIN32_NO_SOCKETS
208 # define PERL_SOCK_SYSREAD_IS_RECV
209 # define PERL_SOCK_SYSWRITE_IS_SEND
212 #ifdef WIN32_NO_REGISTRY
213 /* the last _ in WIN32_NO_REGISTRY_M_ is like the _ in aTHX_ */
214 # define WIN32_NO_REGISTRY_M_(x)
216 # define WIN32_NO_REGISTRY_M_(x) x,
219 #define PERL_NO_FORCE_LINK /* no need for PL_force_link_funcs */
221 #define ENV_IS_CASELESS
223 #define PIPESOCK_MODE "b" /* pipes, sockets default to binmode */
225 /* access() mode bits */
238 #define PERL_GET_CONTEXT_DEFINED
240 /* Compiler-specific stuff. */
242 /* VC uses non-standard way to determine the size and alignment if bit-fields */
243 /* MinGW will compile with -mms-bitfields, so should use the same types */
244 #define PERL_BITFIELD8 unsigned char
245 #define PERL_BITFIELD16 unsigned short
246 #define PERL_BITFIELD32 unsigned int
248 #ifdef _MSC_VER /* Microsoft Visual C++ */
253 typedef unsigned short mode_t;
257 #define isnan _isnan /* Defined already in VC++ 12.0 */
259 #ifdef UNDER_CE /* revisit what function this becomes celib vs corelibc, prv warning here*/
262 #define snprintf _snprintf
263 #define vsnprintf _vsnprintf
265 /* on VC2003, msvcrt.lib is missing these symbols */
266 #if _MSC_VER >= 1300 && _MSC_VER < 1400
267 # pragma intrinsic(_rotl64,_rotr64)
270 # pragma warning(push)
271 # pragma warning(disable:4756;disable:4056)
273 double S_Infinity() {
274 /* this is a real C literal which can get further constant folded
275 unlike using HUGE_VAL/_HUGE which are data symbol imports from the CRT
276 and therefore can not by folded by VC, an example of constant
277 folding INF is creating -INF */
278 return (DBL_MAX+DBL_MAX);
280 # pragma warning(pop)
281 # define NV_INF S_Infinity()
283 /* selectany allows duplicate and unused data symbols to be removed by
284 VC linker, if this were static, each translation unit will have its own,
285 usually unused __PL_nan_u, if this were plain extern it will cause link
286 to fail due to multiple definitions, since we dont know if we are being
287 compiled as static or DLL XS, selectany simply always works, the cost of
288 importing __PL_nan_u across DLL boundaries in size in the importing DLL
289 will be more than the 8 bytes it will take up being in each XS DLL if
290 that DLL actually uses __PL_nan_u */
291 extern const __declspec(selectany) union { unsigned __int64 __q; double __d; }
292 __PL_nan_u = { 0x7FF8000000000000UI64 };
293 # define NV_NAN ((NV)__PL_nan_u.__d)
295 #endif /* _MSC_VER */
297 #ifdef __MINGW32__ /* Minimal Gnu-Win32 */
302 #define _environ environ
304 #define flushall _flushall
305 #define fcloseall _fcloseall
307 #define isnan _isnan /* ...same libraries as MSVC */
311 # define _O_NOINHERIT 0x0080
312 # ifndef _NO_OLDNAMES
313 # define O_NOINHERIT _O_NOINHERIT
317 /* <stdint.h>, pulled in by <io.h> as of mingw-runtime-3.3, typedef's
318 * (u)intptr_t but doesn't set the _(U)INTPTR_T_DEFINED defines */
320 # ifndef _INTPTR_T_DEFINED
321 # define _INTPTR_T_DEFINED
323 # ifndef _UINTPTR_T_DEFINED
324 # define _UINTPTR_T_DEFINED
329 # define CP_UTF8 65001
332 #endif /* __MINGW32__ */
334 #ifndef _INTPTR_T_DEFINED
335 typedef int intptr_t;
336 # define _INTPTR_T_DEFINED
339 #ifndef _UINTPTR_T_DEFINED
340 typedef unsigned int uintptr_t;
341 # define _UINTPTR_T_DEFINED
346 /* For UNIX compatibility. */
349 extern uid_t getuid(void);
350 extern gid_t getgid(void);
351 extern uid_t geteuid(void);
352 extern gid_t getegid(void);
353 extern int setuid(uid_t uid);
354 extern int setgid(gid_t gid);
355 extern int kill(int pid, int sig);
356 #ifndef USE_PERL_SBRK
357 extern void *sbrk(ptrdiff_t need);
358 # define HAS_SBRK_PROTO
360 extern char * getlogin(void);
361 extern int chown(const char *p, uid_t o, gid_t g);
362 #if !defined(__MINGW64_VERSION_MAJOR) || __MINGW64_VERSION_MAJOR < 4
363 extern int mkstemp(const char *path);
368 #define Stat win32_stat
370 #undef init_os_extras
371 #define init_os_extras Perl_init_os_extras
373 DllExport void Perl_win32_init(int *argcp, char ***argvp);
374 DllExport void Perl_win32_term(void);
375 DllExport void Perl_init_os_extras(void);
376 DllExport void win32_str_os_error(void *sv, DWORD err);
377 DllExport int RunPerl(int argc, char **argv, char **env);
384 * the following correspond to the fields of the same name
385 * in the STARTUPINFO structure. Embedders can use these to
386 * control the spawning process' look.
387 * Example - to hide the window of the spawned process:
388 * dwFlags = STARTF_USESHOWWINDOW;
389 * wShowWindow = SW_HIDE;
398 DWORD dwFillAttribute;
402 DllExport void win32_get_child_IO(child_IO_table* ptr);
403 DllExport HWND win32_create_message_window(void);
404 DllExport int win32_async_check(pTHX);
406 extern int my_fclose(FILE *);
407 extern char * win32_get_privlib(WIN32_NO_REGISTRY_M_(const char *pl) STRLEN *const len);
408 extern char * win32_get_sitelib(const char *pl, STRLEN *const len);
409 extern char * win32_get_vendorlib(const char *pl, STRLEN *const len);
411 #ifdef PERL_IMPLICIT_SYS
412 extern void win32_delete_internal_host(void *h);
415 extern int win32_get_errno(int err);
417 extern const char * const staticlinkmodules[];
421 typedef char * caddr_t; /* In malloc.c (core address). */
424 * handle socket stuff, assuming socket is always available
426 #include <sys/socket.h>
430 #define EMBEDMYMALLOC /**/
431 /* #define USE_PERL_SBRK / **/
432 /* #define PERL_SBRK_VIA_MALLOC / **/
435 #ifdef PERL_TEXTMODE_SCRIPTS
436 # define PERL_SCRIPT_MODE "r"
438 # define PERL_SCRIPT_MODE "rb"
442 * Now Win32 specific per-thread data stuff
445 /* Leave the first couple ids after WM_USER unused because they
446 * might be used by an embedding application, and on Windows
447 * version before 2000 we might end up eating those messages
448 * if they were not meant for us.
450 #define WM_USER_MIN (WM_USER+30)
451 #define WM_USER_MESSAGE (WM_USER_MIN)
452 #define WM_USER_KILL (WM_USER_MIN+1)
453 #define WM_USER_MAX (WM_USER_MIN+1)
455 struct thread_intern {
456 /* XXX can probably use one buffer instead of several */
457 char Wstrerror_buffer[512];
458 struct servent Wservent;
459 char Wgetlogin_buffer[128];
461 char Wcrypt_buffer[30];
462 # ifdef USE_RTL_THREAD_API
463 void * retv; /* slot for thread return value */
465 BOOL Wuse_showwindow;
469 #define HAVE_INTERP_INTERN
472 DWORD pids[MAXIMUM_WAIT_OBJECTS];
473 HANDLE handles[MAXIMUM_WAIT_OBJECTS];
479 DWORD pids[MAXIMUM_WAIT_OBJECTS];
480 HANDLE handles[MAXIMUM_WAIT_OBJECTS];
481 HWND message_hwnds[MAXIMUM_WAIT_OBJECTS];
482 char sigterm[MAXIMUM_WAIT_OBJECTS];
487 typedef Signal_t (*Sighandler_t) (int);
488 #define Sighandler_t Sighandler_t
491 struct interp_intern {
492 char * perlshell_tokens;
493 char ** perlshell_vec;
494 long perlshell_items;
496 child_tab * children;
499 pseudo_child_tab * pseudo_children;
501 void * internal_host;
502 struct thread_intern thr_intern;
506 Sighandler_t sigtable[SIG_SIZE];
510 #define WIN32_POLL_INTERVAL 32768
511 #define PERL_ASYNC_CHECK() if (w32_do_async || PL_sig_pending) win32_async_check(aTHX)
513 #define w32_perlshell_tokens (PL_sys_intern.perlshell_tokens)
514 #define w32_perlshell_vec (PL_sys_intern.perlshell_vec)
515 #define w32_perlshell_items (PL_sys_intern.perlshell_items)
516 #define w32_fdpid (PL_sys_intern.fdpid)
517 #define w32_children (PL_sys_intern.children)
518 #define w32_num_children (w32_children->num)
519 #define w32_child_pids (w32_children->pids)
520 #define w32_child_handles (w32_children->handles)
521 #define w32_pseudo_id (PL_sys_intern.pseudo_id)
522 #define w32_pseudo_children (PL_sys_intern.pseudo_children)
523 #define w32_num_pseudo_children (w32_pseudo_children->num)
524 #define w32_pseudo_child_pids (w32_pseudo_children->pids)
525 #define w32_pseudo_child_handles (w32_pseudo_children->handles)
526 #define w32_pseudo_child_message_hwnds (w32_pseudo_children->message_hwnds)
527 #define w32_pseudo_child_sigterm (w32_pseudo_children->sigterm)
528 #define w32_internal_host (PL_sys_intern.internal_host)
529 #define w32_timerid (PL_sys_intern.timerid)
530 #define w32_message_hwnd (PL_sys_intern.message_hwnd)
531 #define w32_sighandler (PL_sys_intern.sigtable)
532 #define w32_poll_count (PL_sys_intern.poll_count)
533 #define w32_do_async (w32_poll_count++ > WIN32_POLL_INTERVAL)
534 #define w32_strerror_buffer (PL_sys_intern.thr_intern.Wstrerror_buffer)
535 #define w32_getlogin_buffer (PL_sys_intern.thr_intern.Wgetlogin_buffer)
536 #define w32_crypt_buffer (PL_sys_intern.thr_intern.Wcrypt_buffer)
537 #define w32_servent (PL_sys_intern.thr_intern.Wservent)
538 #define w32_init_socktype (PL_sys_intern.thr_intern.Winit_socktype)
539 #define w32_use_showwindow (PL_sys_intern.thr_intern.Wuse_showwindow)
540 #define w32_showwindow (PL_sys_intern.thr_intern.Wshowwindow)
541 #define w32_sloppystat (PL_sys_intern.sloppystat)
544 void win32_wait_for_children(pTHX);
545 # define PERL_WAIT_FOR_CHILDREN win32_wait_for_children(aTHX)
549 /* C doesn't like repeat struct definitions */
550 #if defined(__MINGW32__) && (__MINGW32_MAJOR_VERSION>=3)
554 #define _CRTIMP __declspec(dllimport)
558 /* VV 2005 has multiple ioinfo struct definitions through VC 2005's release life
559 * VC 2008-2012 have been stable but do not assume future VCs will have the
560 * same ioinfo struct, just because past struct stability. If research is done
561 * on the CRTs of future VS, the version check can be bumped up so the newer
562 * VC uses a fixed ioinfo size.
564 #if ! (_MSC_VER < 1400 || (_MSC_VER >= 1500 && _MSC_VER <= 1700) \
565 || defined(__MINGW32__))
566 /* size of ioinfo struct is determined at runtime */
567 # define WIN32_DYN_IOINFO_SIZE
570 #ifndef WIN32_DYN_IOINFO_SIZE
572 * Control structure for lowio file handles
575 intptr_t osfhnd;/* underlying OS file HANDLE */
576 char osfile; /* attributes of file (e.g., open in text mode?) */
577 char pipech; /* one char buffer for handles opened on pipes */
579 CRITICAL_SECTION lock;
580 /* this struct definition breaks ABI compatibility with
581 * not using, cl.exe's native VS version specitfic CRT. */
582 # if _MSC_VER >= 1400 && _MSC_VER < 1500
583 # error "This ioinfo struct is incomplete for Visual C 2005"
585 /* VC 2005 CRT has at least 3 different definitions of this struct based on the
586 * CRT DLL's build number. */
587 # if _MSC_VER >= 1500
588 # ifndef _SAFECRT_IMPL
589 /* Not used in the safecrt downlevel. We do not define them, so we cannot
590 * use them accidentally */
591 char textmode : 7;/* __IOINFO_TM_ANSI or __IOINFO_TM_UTF8 or __IOINFO_TM_UTF16LE */
592 char unicode : 1; /* Was the file opened as unicode? */
593 char pipech2[2]; /* 2 more peak ahead chars for UNICODE mode */
594 __int64 startpos; /* File position that matches buffer start */
595 BOOL utf8translations; /* Buffer contains translations other than CRLF*/
596 char dbcsBuffer; /* Buffer for the lead byte of dbcs when converting from dbcs to unicode */
597 BOOL dbcsBufferUsed; /* Bool for the lead byte buffer is used or not */
602 typedef intptr_t ioinfo;
606 * Array of arrays of control structures for lowio files.
608 EXTERN_C _CRTIMP ioinfo* __pioinfo[];
611 * Definition of IOINFO_L2E, the log base 2 of the number of elements in each
612 * array of ioinfo structs.
617 * Definition of IOINFO_ARRAY_ELTS, the number of elements in ioinfo array
619 #define IOINFO_ARRAY_ELTS (1 << IOINFO_L2E)
622 * Access macros for getting at an ioinfo struct and its fields from a
625 #ifdef WIN32_DYN_IOINFO_SIZE
626 # define _pioinfo(i) ((intptr_t *) \
627 (((Size_t)__pioinfo[(i) >> IOINFO_L2E])/* * to head of array ioinfo [] */\
628 /* offset to the head of a particular ioinfo struct */ \
629 + (((i) & (IOINFO_ARRAY_ELTS - 1)) * w32_ioinfo_size)) \
631 /* first slice of ioinfo is always the OS handle */
632 # define _osfhnd(i) (*(_pioinfo(i)))
634 # define _pioinfo(i) (__pioinfo[(i) >> IOINFO_L2E] + ((i) & (IOINFO_ARRAY_ELTS - 1)))
635 # define _osfhnd(i) (_pioinfo(i)->osfhnd)
638 /* since we are not doing a dup2(), this works fine */
639 # define _set_osfhnd(fh, osfh) (void)(_osfhnd(fh) = (intptr_t)osfh)
640 #endif /* PERL_CORE */
642 /* IO.xs and POSIX.xs define PERLIO_NOT_STDIO to 1 */
643 #if defined(PERL_EXT_IO) || defined(PERL_EXT_POSIX)
644 #undef PERLIO_NOT_STDIO
646 #define PERLIO_NOT_STDIO 0
648 #define EXEC_ARGV_CAST(x) ((const char *const *) x)
650 DllExport void *win32_signal_context(void);
651 #define PERL_GET_SIG_CONTEXT win32_signal_context()
654 #define Win_GetModuleHandle XCEGetModuleHandleA
655 #define Win_GetProcAddress XCEGetProcAddressA
656 #define Win_GetModuleFileName XCEGetModuleFileNameA
657 #define Win_CreateSemaphore CreateSemaphoreW
659 #define Win_GetModuleHandle GetModuleHandle
660 #define Win_GetProcAddress GetProcAddress
661 #define Win_GetModuleFileName GetModuleFileName
662 #define Win_CreateSemaphore CreateSemaphore
665 #endif /* _INC_WIN32_PERL5 */